You don't have to resort to free love spells to win him back all you need to do is find a way to remind him of how great you are and how great the two of you used to be. If you can do this and intrigue him all over again you will have a better chance of getting back with your ex.
Take time to narrow your topic - Do some reading on the broad subject area before narrowing - this may seem like extra work, but it will be MUCH easier to write your paper when you have intelligently narrowed your topic! Use encyclopedias, journal articles, books, web pages